#include <iostream>

//
// Created by Biter on 2019/10/13.
//

using namespace std;

int main() {
    int rats = 10;
    int &rodents = rats;

    std::cout << "rats 的地址 " << &rats << std::endl;
    std::cout << "rodents 的地址 " << &rodents << std::endl;
    return 0;
}
